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Finding the Fourth Proportional to 25,673.90, 35,428.70 and 14,341.13

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Solution

The fourth proportional to 25,673.90, 35,428.70 and 14,341.13 is: 19,790.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,673.90 : 35,428.70 = 14,341.13 : x
  2. Step 2: Convert to fraction form
    25,673.90/35,428.70 = 14,341.13/x
  3. Step 3: Cross multiply
    25,673.90x = 35,428.70 × 14,341.13
  4. Step 4: Simplify right side
    25,673.90x = 508,087,584.00
  5. Step 5: Solve for x
    x = 508,087,584.00/25,673.90
  6. Step 6: Final answer
    x = 19,790.05

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.